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Magneto-oscillations in two-dimensional systems with spin-orbit interaction are typically characterized by fast Shubnikov-de~Haas (SdH) oscillations and slower spin-orbit-related beatings. The characterization of the full SdH oscillatory…

Mesoscale and Nanoscale Physics · Physics 2024-05-24 Hamed Gramizadeh , Denis R. Candido , Andrei Manolescu , J. Carlos Egues , Sigurdur I. Erlingsson

In layered semiconductors with spin-orbit interaction (SOI) a persistent spin helix (PSH) state with suppressed spin relaxation is expected if the strengths of the Rashba and Dresselhaus SOI terms, alpha and beta, are equal. Here we…

An analytical approach to calculation of the conductivity tensor, $\sigma$, of a two-dimensional (2D) electron system with Rashba spin-orbit interaction (SOI) in an orthogonal magnetic field is proposed. The electron momentum relaxation is…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 S. G. Novokshonov , A. G. Groshev

Giant Shubnikov-de Haas oscillations (SdHO) with V-shaped minima are experimentally studied in a high-mobility two-dimensional electron gas based on GaAs/AlGaAs heterostructures. A phenomenological model with two parameters (transport…

Mesoscale and Nanoscale Physics · Physics 2026-01-21 E. Yu. Zhdanov , M. V. Budantsev , D. I. Sarypov , D. A. Pokhabov , A. K. Bakarov , A. G. Pogosov

Shubnikov-de Haas (SdH) oscillations and upper critical magnetic field ($H\_{c2}$) of the iron-based superconductor FeSe ($T\_c$ = 8.6 K) have been studied by tunnel diode oscillator-based measurements in magnetic fields of up to 55 T and…

Strongly Correlated Electrons · Physics 2015-06-22 Alain Audouard , Fabienne Duc , Loïc Drigo , Pierre Toulemonde , Sandra Karlsson , Pierre Strobel , André Sulpice

Appearance of quantum oscillations (QO) in both thermodynamic and transport properties of metals at low temperatures is the most striking experimental consequence of the existence of a Fermi surface (FS). The frequency of these oscillations…

The electronic structure of low-density n-type SrTiO3 delta-doped heterostructures is investigated by angular dependent Shubnikov-de Haas oscillations. In addition to a controllable crossover from a three- to two-dimensional Fermi surface,…

Strongly Correlated Electrons · Physics 2015-05-27 M. Kim , C. Bell , Y. Kozuka , M. Kurita , Y. Hikita , H. Y. Hwang

The Shubnikov - de Haas effect in quasi-two-dimensional compounds is studied. The conductivity is calculated from the Kubo formula. Two effects -- the field-dependent phase shift of the beats and the slow oscillations of the conductivity…

Statistical Mechanics · Physics 2007-05-23 P. D. Grigoriev , M. V. Kartsovnik , W. Biberacher , P. Wyder

We study the quantum mechanical states of electrons situated on a cylindrical surface of finite axial length to model a semiconductor core-shell nanowire. We calculate the conductance in the presence of a longitudinal magnetic field by…

Mesoscale and Nanoscale Physics · Physics 2014-07-21 Tomas Orn Rosdahl , Andrei Manolescu , Vidar Gudmundsson

We report the observation of Shubnikov-de Haas (SdH) oscillations in single crystals of the Rashba spin-splitting compound BiTeI, from both longitudinal ($R_{xx}(B)$) and Hall ($R_{xy}(B)$) magnetoresistance. Under magnetic field up to 65…

Materials Science · Physics 2013-05-08 C. Martin , E. D. Mun , H. Berger , V. S. Zapf , D. B. Tanner

The superconducting diode effect (SDE) refers to the non-reciprocal nature of the critical current (maximum current that a superconductor can withstand before turning into a normal metal) of a superconducting device. Here, we investigate…

Superconductivity · Physics 2025-06-24 Sayak Bhowmik , Dibyendu Samanta , Ashis K. Nandy , Arijit Saha , Sudeep Kumar Ghosh

The quantum oscillation is an important probe for the detection of a topological insulator(TI) surface states by means of electrical transport since the Shubnikov-de Haas oscillations allow to extract the Berry Phase which is the key test…

Mesoscale and Nanoscale Physics · Physics 2020-01-28 Debarghya Mallick , Shoubhik Mandal , R. Ganesan , P. S. Anil Kumar

We derive the effective dimensionally reduced Schr\"odinger equation with spin-orbit interaction in low-dimensional electronic strain driven nanostructures. A method of adiabatic separation among fast normal quantum degrees of freedom and…

Mesoscale and Nanoscale Physics · Physics 2013-08-29 Paola Gentile , Mario Cuoco , Carmine Ortix

AlYN and AlScN have recently emerged as promising nitride materials that can be integrated with GaN to form two-dimensional electron gases (2DEGs) at heterojunctions. Electron transport properties in these heterostructures have been…

Mesoscale and Nanoscale Physics · Physics 2026-01-07 Yu-Hsin Chen , Thai-Son Nguyen , Isabel Streicher , Jimy Encomendero , Stefano Leone , Huili Grace Xing , Debdeep Jena

Weyl type-II fermions are massless quasiparticles that obey the Weyl equation and which are predicted to occur at the boundary between electron- and hole-pockets in certain semi-metals, i.e. the (W,Mo)(Te,P)$_2$ compounds. Here, we present…

Mesoscale and Nanoscale Physics · Physics 2017-09-20 R. Schönemann , N. Aryal , Q. Zhou , Y. -C. Chiu , K. -W. Chen , T. J. Martin , G. T. McCandless , J. Y. Chan , E. Manousakis , L. Balicas

Spin-orbit interactions (SOI) are a set of sub-wavelength optical phenomenon in which spin and spatial degrees of freedom of light are intrinsically coupled. One of the unique example of SOI, spin-Hall effect of light (SHEL) has been an…

Optics · Physics 2021-02-03 Diptabrata Paul , Deepak K. Sharma , G. V. Pavan Kumar

The historic de Haas van Alphen effect observed in the late 1950s in CSIR-NPL by J.S. Dhillon and D. Shoenberg in pure bismuth and zinc metal is revisited in this article hrough a single crystalline phase of bismuth crystal, which is…

Materials Science · Physics 2022-09-15 Yogesh Kumar , Prince Sharma , N. K. Karn , V. P. S. Awana

We report the first observation of Shubnikov-de Haas (SdH) oscillations and quantized Hall resistance in the multilayered massless Dirac fermion system $\alpha$-(BEDT-TTF)$_2$I$_3$ with tilted cones. Holes were injected into the thin…

Materials Science · Physics 2015-06-12 N. Tajima , T. Yamauchi , T. Yamaguchi , M. Suda , Y. Kawasugi , H. M. Yamamoto , R. Kato , Y. Nishio , K. Kajita

Spin-orbit interaction (SOI) is a fundamental component for electrically driven spin qubits and hybrid superconducting-semiconducting systems. In particular, Rashba SOI (RSOI) is a key mechanism enabling all-electrical spin manipulation…

Mesoscale and Nanoscale Physics · Physics 2025-06-18 Patrick Del Vecchio , Stefano Bosco , Daniel Loss , Oussama Moutanabbir

Planar systems with a general linear spin-orbit interaction (SOI) that can be cast in the form of a non-Abelian pure gauge field are investigated using the language of non-Abelian gauge field theory. A special class of these fields that,…

High Energy Physics - Theory · Physics 2021-02-02 M. S. Shikakhwa